arachnoid
a fine, delicate membrane, the middle one of the three membranes or meninges that surround the brain and spinal cord, situated between the dura mater and the pia mater.
Cell, the smallest unit that can exist independently
B because it’s it’s exterded by weight because wind dosent have weight it dosent move air pressure does
Red Blood Cells would take up 41% of the blood's overall volume.
